255628564662659 has 8 divisors (see below), whose sum is σ = 255855014153760. Its totient is φ = 255402137808000.

The previous prime is 255628564662637. The next prime is 255628564662701. The reversal of 255628564662659 is 956266465826552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 255628564662659 - 2¹² = 255628564658563 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 255628564662659.

It is not an unprimeable number, because it can be changed into a prime (255628564664659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16976549 + ... + 28274729.

It is an arithmetic number, because the mean of its divisors is an integer number (31981876769220).

Almost surely, 2^{255628564662659} is an apocalyptic number.

255628564662659 is a deficient number, since it is larger than the sum of its proper divisors (226449491101).

255628564662659 is a wasteful number, since it uses less digits than its factorization.

255628564662659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11318221.

The product of its digits is 11197440000, while the sum is 77.

The spelling of 255628564662659 in words is "two hundred fifty-five trillion, six hundred twenty-eight billion, five hundred sixty-four million, six hundred sixty-two thousand, six hundred fifty-nine".